I mean just because two people disagree doesn't mean that there is a misunderstanding. They might have opposing interests. Like one person wants to eat the last

I mean just because two people disagree doesn't mean that there is a misunderstanding. They might have opposing interests. Like one person wants to eat the last cookie on the plate and so does the other person so they disagree. It's not like I have to puzzle out how to use logic, rigor, and debate so that I can understand why they don't prefer that I get the last cookie.